Good point!
Nevertheless, in my experience, ISPs will unblock port 25 for customers on request. I've only worked with a few in my years, but I've not yet encountered any resistance.
Nevertheless, in my experience, ISPs will unblock port 25 for customers on request. I've only worked with a few in my years, but I've not yet encountered any resistance.
Though it isn't always just inbound 25 traffic... often it's outbound as well. Also, the larger issue is hacked/pwned machines and bots, not just open relays. Which reminds me, I need to update Tomato on my router.
Issue with running your own mail server nowadays is spam. Gmail does a decent job filtering all the crap.